Mildly Corrosive Chemical Transfer Pumps

3-MD Series

Mildly Corrosive Chemical Transfer Pumps

3-MD Series

Handling abrasive particulates and corrosive fluids in chemical processing can bring on numerous challenges. Little Giant's 3-MD Series is a proven answer to problems involving the circulation of mildly corrosive liquids and solutions. The 3-MD is constructed with durable materials, designed to deliver consistent performance to challenging industrial environments.

Features & Benefits

  • 1/20 hp open FC motor
  • Glass-filled polypropylene magnet housing
  • Glass-filled polypropylene volute
  • 1.1 specific gravity
  • Nitrile O-ring
  • Titanium thrust washers and shaft


Driven by a thermally protected, open, and fan-cooled motor, the 3-MD Series is constructed of a durable thermoplastic magnet housing and volute. The impeller is constructed of a glass-filled polypropylene and ceramagnet “A” (barium ferrite) for improved stability and rigidity. The 3-MD can tolerate high temperatures up to 150 °F (66 °C).


Capacity 9.8 gpm @ 1'
Shut Off 16.1' (4.9 m)
Max. Liquid Temp. 150 °F (66 °C)
Discharge 1/2" MNPT (12.7 mm)
Impeller Glass-filled polypropylene & Ceramagnet "A" (Barium Ferrite)
Electrical 115 V, 60 Hz, 1.4 A


Head GPM (LPM)
1' 9.8 (37.1)
3' 9.1 (34.4)
6' 8.2 (31)
9' 6.5 (24.6)
15' 2.5 (9.5)

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